The total fertility rate of Less developed regions, excluding least developed countries is projected at 1.95 children per woman in 2033 — below the replacement level of about 2.1. Births are projected to be most frequent among women aged 25-29 (121 per 1,000 women in that age group), and the average mother would be 28.6 years old. In total, 83,258,154 babies are projected to be born. Source: United Nations, World Population Prospects 2024 (medium-variant projection).

Key indicators, 2033

Total fertility rate

1.95

Births

83,258,154

Births per 1,000 people

13.8

Mean age of mothers

28.6

Births to mothers aged 15–19

6.4%

Net reproduction rate

0.91

Boys per 100 girls at birth

105.3

Population

6,027,924,612

The net reproduction rate counts only daughters who survive to their mothers' age: below 1, each generation of women is smaller than the one before.

Fertility by age of mother, 2033

Mother's age	Births per 1,000 women	Share of total fertility	Births
10-14	0.4	0.1%	88,045
15-19	23.9	6.1%	5,369,891
20-24	95.1	24.4%	21,374,745
25-29	120.7	31.0%	25,606,013
30-34	89.5	22.9%	18,449,750
35-39	44.5	11.4%	9,049,719
40-44	13.5	3.5%	2,827,766
45-49	2.3	0.6%	463,088
50-54	0.2	0.0%	29,055

Fertility in Less developed regions, excluding least developed countries by year

Fertility in Less developed regions, excluding least developed countries, 2033

Year

Country